package com.mk.common.office;

import java.io.*;

/**
 * @Author: yq
 * @Description:  用于处理Runtime.getRuntime().exec()产生的错误流及输出流
 * @Date: Created in 2:32 PM 3/19/18
 */
public class StreamGobbler extends Thread {

    InputStream is;
    String type;
    OutputStream os;

    StreamGobbler(InputStream is,String type){
        this(is,type,null);
    }

    StreamGobbler(InputStream is,String type,OutputStream os){
        this.is = is;
        this.type = type;
        this.os = os;
    }

    @Override
    public void run() {
        InputStreamReader isr = null;
        BufferedReader br = null;
        PrintWriter pw = null;
        try{
            if(os != null){
                pw = new PrintWriter(os);
            }
            isr = new InputStreamReader(is);
            br = new BufferedReader(isr);
            String line = null;
            while ((line = br.readLine()) != null){
                if(pw != null)
                    pw.print(line);
            }
            if(pw != null)
                pw.flush();
        }catch (IOException e){
            e.printStackTrace();
        }finally {
            try{
                if(pw != null)
                    pw.close();
                if(br != null)
                    br.close();
                if(isr != null)
                    isr.close();
            }catch (IOException e){
                e.printStackTrace();
            }
        }
    }
}
